GB2481832B - Analysis of a dielectric medium - Google Patents

Analysis of a dielectric medium

Info

Publication number
GB2481832B
GB2481832B GB1011474.2A GB201011474A GB2481832B GB 2481832 B GB2481832 B GB 2481832B GB 201011474 A GB201011474 A GB 201011474A GB 2481832 B GB2481832 B GB 2481832B
Authority
GB
United Kingdom
Prior art keywords
analysis
dielectric medium
dielectric
medium
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
GB1011474.2A
Other versions
GB201011474D0 (en
GB2481832A (en
Inventor
Robert Todd
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
ABER INSTR Ltd
Aber Instruments Ltd
Original Assignee
ABER INSTR Ltd
Aber Instruments Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by ABER INSTR Ltd, Aber Instruments Ltd filed Critical ABER INSTR Ltd
Priority to GB1011474.2A priority Critical patent/GB2481832B/en
Publication of GB201011474D0 publication Critical patent/GB201011474D0/en
Priority to EP11171345.9A priority patent/EP2405263B1/en
Priority to US13/177,737 priority patent/US20120007615A1/en
Publication of GB2481832A publication Critical patent/GB2481832A/en
Application granted granted Critical
Publication of GB2481832B publication Critical patent/GB2481832B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
    • G01N27/02—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance
    • G01N27/22—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating capacitance
    • G01N27/221—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating capacitance by investigating the dielectric properties
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
    • G01N27/02—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
    • G01N33/48—Biological material, e.g. blood, urine; Haemocytometers
    • G01N33/483—Physical analysis of biological material
    • G01N33/487—Physical analysis of biological material of liquid biological material
    • G01N33/48707—Physical analysis of biological material of liquid biological material by electrical means
    • G01N33/48735—Investigating suspensions of cells, e.g. measuring microbe concentration
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R27/00—Arrangements for measuring resistance, reactance, impedance, or electric characteristics derived therefrom
    • G01R27/02—Measuring real or complex resistance, reactance, impedance, or other two-pole characteristics derived therefrom, e.g. time constant
    • G01R27/26—Measuring inductance or capacitance; Measuring quality factor, e.g. by using the resonance method; Measuring loss factor; Measuring dielectric constants ; Measuring impedance or related variables
    • G01R27/2605—Measuring capacitance
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R27/00—Arrangements for measuring resistance, reactance, impedance, or electric characteristics derived therefrom
    • G01R27/02—Measuring real or complex resistance, reactance, impedance, or other two-pole characteristics derived therefrom, e.g. time constant
    • G01R27/26—Measuring inductance or capacitance; Measuring quality factor, e.g. by using the resonance method; Measuring loss factor; Measuring dielectric constants ; Measuring impedance or related variables
    • G01R27/2617—Measuring dielectric properties, e.g. constants
    • G01R27/2623—Measuring-systems or electronic circuits
GB1011474.2A 2010-07-08 2010-07-08 Analysis of a dielectric medium Active GB2481832B (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
GB1011474.2A GB2481832B (en) 2010-07-08 2010-07-08 Analysis of a dielectric medium
EP11171345.9A EP2405263B1 (en) 2010-07-08 2011-06-24 Analysis of a dielectric medium
US13/177,737 US20120007615A1 (en) 2010-07-08 2011-07-07 Analysis of a Dielectric Medium

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1011474.2A GB2481832B (en) 2010-07-08 2010-07-08 Analysis of a dielectric medium

Publications (3)

Publication Number Publication Date
GB201011474D0 GB201011474D0 (en) 2010-08-25
GB2481832A GB2481832A (en) 2012-01-11
GB2481832B true GB2481832B (en) 2014-07-09

Family

ID=42712074

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1011474.2A Active GB2481832B (en) 2010-07-08 2010-07-08 Analysis of a dielectric medium

Country Status (3)

Country Link
US (1) US20120007615A1 (en)
EP (1) EP2405263B1 (en)
GB (1) GB2481832B (en)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2507283B (en) * 2012-10-24 2015-09-23 Aber Instr Ltd Probe
CN103954847B (en) * 2014-05-12 2017-01-04 国家电网公司 A kind of oil-paper combination insulation dielectric spectroscopy and the assay device of electrical conductivity test
GB2533151B (en) 2014-12-12 2017-09-06 Aber Instr Ltd Improved probe
CN105334397A (en) * 2015-11-06 2016-02-17 国家电网公司 Medium loss onsite test apparatus and test method under rated voltages of current transformer
EP3379222B1 (en) 2017-03-22 2020-12-30 Methode Electronics Malta Ltd. Magnetoelastic based sensor assembly
DE102017128488A1 (en) * 2017-11-30 2019-06-06 Hamilton Bonaduz Ag A method and cell population sensor for determining a value indicative of the permittivity of a cell population
US11221262B2 (en) 2018-02-27 2022-01-11 Methode Electronics, Inc. Towing systems and methods using magnetic field sensing
US11014417B2 (en) 2018-02-27 2021-05-25 Methode Electronics, Inc. Towing systems and methods using magnetic field sensing
US11084342B2 (en) 2018-02-27 2021-08-10 Methode Electronics, Inc. Towing systems and methods using magnetic field sensing
US11135882B2 (en) 2018-02-27 2021-10-05 Methode Electronics, Inc. Towing systems and methods using magnetic field sensing
US11491832B2 (en) 2018-02-27 2022-11-08 Methode Electronics, Inc. Towing systems and methods using magnetic field sensing
US10670479B2 (en) 2018-02-27 2020-06-02 Methode Electronics, Inc. Towing systems and methods using magnetic field sensing
GB201813114D0 (en) 2018-08-10 2018-09-26 Aber Instruments Ltd Analysis of a test sample

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1262749A (en) * 1969-02-24 1972-02-02 Nat Res Dev Methods and apparatus for determining the condition of food
US4810650A (en) * 1986-09-22 1989-03-07 Kell Douglas B Determination of biomass
EP0690310A2 (en) * 1994-06-30 1996-01-03 Hewlett-Packard Company Electromagnetic inductive probe
GB2447477A (en) * 2007-03-14 2008-09-17 Univ Montfort Measuring the dielectric properties of a conductive material

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3778455D1 (en) * 1986-08-01 1992-05-27 Siemens Ag METHOD AND DEVICE FOR DETECTING THE POLARITY OF POLED CAPACITORS.
GB2329711B (en) 1997-09-27 2002-07-17 Univ Wales Aberystwyth The Capacitance measurement of a dielectric medium
CA2549837A1 (en) * 2003-11-13 2005-06-09 Technische Universitat Clausthal Sensor, sensor arrangement, and measuring method
WO2006046553A1 (en) * 2004-10-28 2006-05-04 Matsushita Electric Industrial Co., Ltd. Display and display driving method
JP2006203369A (en) * 2005-01-18 2006-08-03 Sanyo Electric Co Ltd Voltage-frequency converting device and reference voltage generating method of the voltage-frequency converting device
US8710827B2 (en) * 2008-03-19 2014-04-29 Sagentia Limited Processing circuitry for use with a position sensor
US8355470B1 (en) * 2009-05-05 2013-01-15 Rockwell Collins, Inc. Digital polarization correction for DBS systems

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1262749A (en) * 1969-02-24 1972-02-02 Nat Res Dev Methods and apparatus for determining the condition of food
US4810650A (en) * 1986-09-22 1989-03-07 Kell Douglas B Determination of biomass
EP0690310A2 (en) * 1994-06-30 1996-01-03 Hewlett-Packard Company Electromagnetic inductive probe
GB2447477A (en) * 2007-03-14 2008-09-17 Univ Montfort Measuring the dielectric properties of a conductive material

Also Published As

Publication number Publication date
US20120007615A1 (en) 2012-01-12
EP2405263A2 (en) 2012-01-11
GB201011474D0 (en) 2010-08-25
GB2481832A (en) 2012-01-11
EP2405263B1 (en) 2017-01-11
EP2405263A3 (en) 2013-02-27

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